Q4138420 - Jaeger‑LeCoultre Master Control Chronograph Calendar Moonphase MSRP $19,600 Case is in perfect condition, see pics for wear on the side of the leather band. Recently serviced by JLC, see last pic for timegrapher performance. Happy to answer any additional questions! Case Diameter: 40 mm Case Thickness: 12.05 mm Caliber: In-house JLC Calibre 759 Type: Self-winding automatic movement. Components: Features 37 jewels and operates at a frequency of 28,800 vph (4Hz). Power Reserve: Approximately 65 hours. * Chronograph: 30-minute counter at 3 o'clock and a central blued steel seconds hand. * Triple Calendar: Day and month apertures below 12 o'clock, with a pointer date at 6 o'clock. * Moon Phase: Integrated within the date sub-dial at 6 o'clock. * Time: Central hours, minutes, and running small seconds at 9 o'clock. Strap & Wearability * Strap Material: Brown Novonappa calfskin leather. * Clasp: Stainless steel double folding deployant buckle.